Sebastian ziani de ferranti



(No Medal.)

S. ZL'DE PERRANTI.

CONVEYING ELECTRIC ENERGY.

7 Patented Dec. 18, 1888.

. 4 7 RMWQ M M u mus, Mmnmr. WW I 9.1;

UNITED STATES PATENT Orrtcs.

SEBASTIAN" ZIANI DE EERRANTI, OF IIAMPSTEAI), COUNTY OF MIDDLESEX, ENGLAND.

CONVEYING ELECTRIC EN ERGY.

SPECIFICATION forming part of Letters Patent No. 394,838, dated December 18, 1888. Applicati n fi e September 24, 1888, Serial No. 286,207. (No model.)

To (LZZ whom it may concern: which the thong is connected with the sup Be it known that I, SEBASTIAN ZIANI DE porting-wire.

FERRANTI, a subject of the Queen of Great A A A are posts for supporting the con- Britain, residing at 120 Fellowes Road, Hampductor at intervals. A 5 stead, in the county of Middlesex, England, B l B are earthenware or glass insulators electrician, have invented certain new and carried by arms upon, the posts.

useful Improvements in the Arrangement of C U C are support ing-wires strained be- Conductors for the Conveyance of Electrical tween the insulators.

Energy, of which the following is a specifica- D is a cable containing the conductor, sur- 60 IO tion. rounded in the usual way with any suitable This invention has for its object improveinsulating material, D. ments in the arrangement of conductors for E E are leather thongs by which the cable the conveyance of electrical energy. D is suspended from the insulated support- \Vhen high-tension currents are employed, ing-wires t. As will be seen, there is a 65 I5 there is risk of an are being formed between hole in the thong at: E, and when it has been the conductor and its supports, and from this passed around the cable the other end ot the cause tires and other damage may arise. thong is inserted through the hole.

To avoid this danger, I employa conductor F is a split metal ring passed through the contained in an insulated cable, and this cathong and around the sup mrting-wire. The 70 2o ble I suspend from supporting-wires strained arms of the post are so formed that the cable in short lengths between insulators. I conhangs well clear of the posts.

nect the cable with the supporting-wires by \Yhat I claim is links of leather or other insulating or semi- 1. The combination consisting of the posts insulating material, such as to be instantly or suitable supports, A A, the insulators b B, 75 destroyed by the heat of an are if formed in the short insulated supporting-wires t, the

its vicinity. Thus the insulation of the concable D, containing-the conductor, surrounded ductor is insured primarily by its dielectric by an insulating or dielectric tj'overing, and

covering within the cable. Then, should a the insulating-links E E, connectingthe cable fault occur in the cable, the current will be with the supporting-wires. So stopped first by theinsulation of the suspend- 2. The combination consisting of the posts ing-links and by that of the suspending-wire. or suitable supports, A A, the insulators B 1;,

This alone affords a high degree of security; i the insulated supporting-wires the cable but, nevertheless, it theinsulation of a length l), containing the conductor, and the insulatof the suspending-wire should fail and it' a ing-links E E, connecting the cable with the 85 fault should exist. in the cable near to one of suptmrting-wires, such links being of leather the links, and, if this link should happen to be or like material,which on the formation of moist, then an arc might be formed along the an are in its vicinity is destroyed bythe heat. link from the cable to the suspeinling-wire; The combination consisting of the posts but this would be but momentary, for the or suitable supports, A A, the insulators l3 B, 0

4o link would be destroyed by the heat and the the short insulated sections of supportingcable would fall away to such a distance wires C t, connected with said insulators, the from the suspending-wire as to immediately cable or conductor I), and the insulating-links extinguish the are before other injury could E E, suspending said conductor from the be done. short insulated sections of wire C C. I11 the drmvings annexed, Figure l an SEMSTHN my DE FERRAXTL QIQVZLi-IOH showing a conductor in an insulated cable and suspended in the manner itnesscs:

above described. Fig. is a side view of one .INo. II. IVHITEHEAD,

of the links. It consists of a thongot' leather. 24 Southampton Buildings, London. Fig. 3 is a section of the same, and also of the \VALTER .I. SKERTEN,

cable, the supporting-wire, and a ring by 17 Gracedzurch Street,L0nd0n,E. C. 

